<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
#top{
	width:700px;
	height:150px;
	background-color: #F90;
	margin-bottom:10px;
	}
#left{
	width:190px;
	height:500px;
	background-color: #FC0;
	float:left;
	margin-right:10px;
	}
#center{
	width:290px;
	height:500px;
	background-color:#FF6;
	float:left;
	margin-right:10px;
	}
#right{
	width:190px;
	height:500px;
	background-color:#F96;
	float:left;
	margin-left:10px;
	margin-bottom:10px;
	}
#bottom{
	width:700px;
	height:150px;
	background-color:#F30;
	clear:both;
	}
.father{
	width:700px;
	margin:auto;
	}
</style>
</head>
<body>
<div class="father">
   <div id="top"></div>
   <div id="left"></div>
   <div id="center"></div>
   <div id="right"></div>
   <div id="bottom"></div>
</div>
</body>
</html>
